Merge pull request #5433 from davecheney/update-testing-dep

dependecies.tsv: update juju/testing

Update juju/testing to pick up juju/testing#99

(Review request: http://reviews.vapour.ws/r/4869/)

dependencies.tsv

@@ -33,7 +33,7 @@ github.com/juju/replicaset	git	fb7294cf57a1e2f08a57691f1246d129a87ab7e8	2015-05-
 github.com/juju/retry	git	62c62032529169c7ec02fa48f93349604c345e1f	2015-10-29T02:48:21Z
 github.com/juju/romulus	git	50df1d58b502e363e2318164d24d7c67e7501370	2016-05-02T14:09:41Z
 github.com/juju/schema	git	075de04f9b7d7580d60a1e12a0b3f50bb18e6998	2016-04-20T04:42:03Z
-github.com/juju/testing	git	3ea8417b3125018f678eb9159731917d01121445	2016-05-02T22:59:23Z
+github.com/juju/testing	git	b9cfe07211e464f16d78ca9304c503d636b8eefa	2016-05-19T22:59:23Z
 github.com/juju/txn	git	99ec629d0066a4d73c54d8e021a7fc1dc07df614	2015-06-09T16:58:27Z
 github.com/juju/usso	git	68a59c96c178fbbad65926e7f93db50a2cd14f33	2016-04-01T10:44:24Z
 github.com/juju/utils	git	d5423ca3ec0b0cc8ccf093fab1365b1c9f93eb2d	2016-05-02T18:15:00Z